:root{--paper:#fcfbf7;--ink:#22304b;--muted:#637086;--green:#2857b3;--mint:#eaf2e4;--purple:#7960b4;--line:#e1e5eb;--brand:#2857b3}body{font-family:'Avenir Next','Nunito Sans',system-ui,sans-serif}h1,h2,h3,.brand{font-family:'Avenir Next',system-ui,sans-serif}h1{font-weight:800;letter-spacing:-2.4px}h2{font-weight:750;letter-spacing:-1.3px}h3{font-weight:750}button{transition:background .15s,transform .15s,box-shadow .15s}button:active{transform:translateY(1px)}button:hover,a:hover{filter:none}button:not(:disabled):hover{box-shadow:0 5px 16px #22406e18}header{max-width:none;padding:18px max(24px,calc((100vw - 1300px)/2));min-height:90px;background:#fff;border-bottom:1px solid #e9edf3;gap:22px}header nav a{padding:7px 0;white-space:nowrap}header nav a:hover{color:var(--brand)}.head-actions{gap:6px}.head-actions button{padding:10px}.brand{font-size:23px}.brand small{font-size:8px;letter-spacing:2.7px}.head-actions select{background:#f8f9fc;border-color:#e3e7ed}main{max-width:1330px;padding:40px 35px 80px}.eyebrow{font-size:10px;letter-spacing:1.8px}.home-hero{display:grid;grid-template-columns:1fr 1.1fr;gap:36px;align-items:center;padding:12px 0 55px}.home-hero h1{font-size:clamp(36px,4.2vw,59px);line-height:1.13;margin:22px 0}.home-hero h1 span{color:#2d60ba;position:relative;white-space:nowrap}.hero-copy>p{font-size:17px;line-height:1.75;max-width:470px}.live-dot{display:inline-block;width:8px;height:8px;background:#76a367;border-radius:50%;margin-right:6px}.primary-cta{background:#2857b3;border-bottom:3px solid #1a3d87;border-radius:13px;padding:15px 20px;display:flex;gap:24px;align-items:center}.primary-cta span{font-size:22px}.text-link{font-weight:700;color:#2857b3;font-size:13px}.text-link:hover{text-decoration:underline}.hero-benefits{display:flex;gap:15px;font-size:10px;color:#5c6b5d;font-weight:650;flex-wrap:wrap}.hero-world{position:relative;padding-bottom:25px}.hero-world img{width:100%;height:auto;min-height:340px;object-fit:cover;border-radius:34px 90px 34px 34px;border:7px solid #f1ebdf;box-shadow:0 20px 45px #57442d14}.world-label{position:absolute;bottom:5px;left:25px;background:white;padding:15px 20px;border-radius:17px;box-shadow:0 9px 30px #22304b15;display:flex;align-items:center;gap:13px}.world-label>span{font-size:30px;color:#dfb349}.world-label strong{font-size:13px;display:block}.world-label small{font-size:10px;color:var(--muted)}.learning-welcome{background:#f0f4fb;border:1px solid #e0e7f2;padding:26px 30px;border-radius:20px;display:flex;align-items:center;justify-content:space-between;gap:30px;margin:15px 0 24px}.learning-welcome h2{font-size:27px;margin:5px 0}.learning-welcome p{font-size:13px;margin:8px 0 0}.welcome-stats{display:flex;gap:30px}.welcome-stats div{text-align:center;min-width:70px}.welcome-stats b{display:block;color:#2857b3;font-size:27px}.welcome-stats span{font-size:10px;color:#59657a}.path-grid{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:20px}.path-card{padding:25px;border-radius:20px;text-align:left;border:1px solid #dce4f2;background:#eaf0fb;color:var(--ink);position:relative;display:block}.path-card:hover{box-shadow:0 8px 24px #243e6110;transform:translateY(-2px)}.path-card h3{font-size:22px;margin:20px 0 10px;letter-spacing:-.7px}.path-card p{font-size:13px;line-height:1.65;font-weight:400;max-width:310px;min-height:64px}.path-card .skill-icon{color:#4674c9;background:#fff9}.division-path{background:#f3edf9;border-color:#e5dcee}.division-path .skill-icon{color:#9070bd}.garden-path{background:#eef4e6;border-color:#dee7d1}.garden-path .skill-icon{color:#719050}.skill-icon{display:flex;width:56px;height:56px;border-radius:16px;padding:12px;flex-shrink:0}.skill-icon svg{width:100%;height:100%;fill:currentColor}.path-card>div{display:flex;align-items:center;justify-content:space-between;gap:10px}.path-tag{font-size:9px;font-weight:750;padding:6px 10px;background:#fff9;border-radius:99px}.path-bottom{border-top:1px solid #22304b15;display:flex;justify-content:space-between;padding-top:16px;font-weight:750;font-size:12px}.path-bottom b{font-size:20px;line-height:1}.activity-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.activity-card{display:flex;align-items:center;gap:16px;padding:22px 18px;background:#fff;border:1px solid var(--line);border-radius:18px;color:var(--ink);text-align:left}.activity-card .skill-icon{background:#fff3d2;color:#d0a03c;width:47px;height:47px;padding:10px}.activity-card:nth-child(2) .skill-icon{background:#edf2fb;color:#7196cf}.activity-card:nth-child(3) .skill-icon{background:#faeae0;color:#ce8f69}.activity-card h3{font-size:15px;letter-spacing:-.2px;margin:0 0 5px}.activity-card p{font-size:10px;margin:0;font-weight:400}.activity-card>span:last-child{margin-left:auto;color:#8391a4}.try-math{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center;margin:70px 0;padding:40px 70px;background:#f6efdF;border-radius:30px}.try-math h2{font-size:37px;line-height:1.2;margin:15px 0}.try-math p{max-width:340px;font-size:14px}.sample-card{background:#fff;padding:25px;border-radius:22px;box-shadow:0 8px 0 #e4d9bf6b;text-align:center}.sample-array{display:flex;justify-content:center;gap:12px}.sample-array>span{display:grid;grid-template-columns:repeat(2,15px);gap:7px;padding:12px;background:#e9f0fc;border-radius:12px}.sample-array i{display:block;width:15px;height:15px;border-radius:50%;background:#6691d4}.sample-card h3{font-size:28px;margin:17px 0}.sample-options{display:flex;gap:12px;justify-content:center}.sample-options button{background:#f0f3f9;color:#365d99;border:1px solid #d8e1f0;min-width:60px}.sample-options button.correct{background:#e7f1dd;color:#4b762a;border-color:#96b77d}.sample-card p{font-size:11px;min-height:34px;margin-bottom:0}.classroom-banner{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center;background:#223b60;color:#fff;border-radius:30px;padding:48px 60px;margin:50px 0}.classroom-banner h2{font-size:38px;line-height:1.18;margin:15px 0}.classroom-banner .eyebrow{color:#b8d0ef}.classroom-banner p{color:#d3dfef;font-size:14px;line-height:1.8}.button-link{display:inline-block;padding:12px 20px;background:white;color:#2c4e7e;border-radius:12px;font-size:13px;font-weight:750;margin:10px 0 15px}.classroom-banner small{display:block;color:#b8c8de;font-size:10px}.classroom-art{background:#365275;border:1px solid #779ac52e;border-radius:20px;padding:20px;display:grid;grid-template-columns:1fr 1fr;gap:12px;transform:rotate(-3deg)}.mini-video{height:108px;background:#e9c39e;border-radius:13px;font-size:43px;display:grid;place-content:center;text-align:center;color:#705041;font-weight:800}.mini-video:nth-child(2){background:#b8c9df;color:#526b8b}.mini-video span{display:block;font-size:10px;font-weight:500}.mini-board{grid-column:1/-1;background:#fff;color:#3f5875;padding:26px 15px 15px;border-radius:13px;text-align:center;font-size:24px;font-weight:800}.mini-board b{color:#62965f}.mini-board svg{height:30px;display:block;width:100%;margin-top:12px}.family-note{display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:center;padding:35px 40px}.family-note h2{font-size:32px;margin:15px 0}.family-note p{font-size:14px;max-width:440px}.parent-preview{padding:30px;background:#fff;border:1px solid #e1e7f0;border-radius:24px;box-shadow:0 12px 30px #243d5910}.parent-preview>span{font-size:9px;color:#748599;letter-spacing:1.6px}.parent-preview div{display:flex;align-items:center;gap:20px;margin:22px 0;font-size:13px}.parent-preview b{width:80px}.parent-preview i{height:10px;background:#edf1f7;border-radius:9px;flex:1;position:relative}.parent-preview i:after{content:'';display:block;width:var(--fill);height:100%;border-radius:9px;background:#85a57a}.parent-preview div:nth-child(3) i:after{background:#7d9dce}.parent-preview div:nth-child(4) i:after{background:#b49dce}.parent-preview small{font-size:9px;color:#8090a2}.library-heading{max-width:740px}.library-heading h1{font-size:45px}.library-heading p{font-size:16px}.skill-search{max-width:580px;display:flex;align-items:center;position:relative;margin:30px 0 20px}.skill-search>span{position:absolute;left:16px;font-size:28px;color:#7e8a9a}.skill-search input{padding:16px 18px 16px 48px;border-radius:13px}.subject-tabs button{min-width:145px}.skill-catalog{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.catalog-card{padding:20px;background:#fff;border:1px solid #dfe5ee;border-radius:18px;transition:box-shadow .2s}.catalog-card:hover{box-shadow:0 8px 18px #3245650b}.catalog-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.table-number{background:#eaf0fa;color:#426bb1;border-radius:13px;width:43px;height:43px;display:grid;place-items:center;font-weight:800;font-size:20px}.skill-state{font-size:9px;color:#64728a}.catalog-card h3{font-size:16px;margin:18px 0 8px;letter-spacing:-.3px}.catalog-card p{font-size:11px;min-height:36px}.skill-meter{height:5px;background:#eef1f6;overflow:hidden;border-radius:5px;margin-top:18px}.skill-meter i{display:block;height:100%;background:#84a870}.catalog-card small{font-size:9px;color:#7b8799;display:block;margin-top:7px}.catalog-card button{width:100%;margin-top:18px;font-size:11px;padding:10px;background:#eef3fb;color:#2857b3}.catalog-card.locked{background:#f7f8fa;opacity:.8}.catalog-card.locked button{background:#e9edf3;color:#738094}.library-extras{display:flex;flex-wrap:wrap;gap:20px;margin-top:35px}.library-extras a{padding:20px 25px;border:1px solid var(--line);border-radius:14px;background:white;color:#3e659f;font-weight:700;font-size:13px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.practice .card{box-shadow:0 12px 35px #22304b08}.practice .question{color:#244980}.feedback{border-radius:10px}.choices button:hover{background:#dfe9f8}.flowerbed{min-height:320px;background:linear-gradient(#fafaf0cc,#dcebd4e6);box-shadow:inset 0 -12px 0 #cadbb080}.flowerbed svg{filter:drop-shadow(0 4px 3px #62774120);height:145px;width:85px}.report tbody tr:nth-child(even){background:#f7f9fc}footer{background:#fff;padding:30px max(25px,calc((100vw - 1250px)/2));margin-top:30px}.room{--green:#42689c}.room .question{color:#f2f6ff}.room label{font-size:12px}.room .video-tile{max-height:none}.room .toolbar button{color:#334e70}.room #room-status{padding:12px;background:#223650;border-radius:12px}
@media(min-width:1400px){.hero-world img{min-height:450px}.home-hero{gap:55px}}
@media(max-width:1100px){header{padding:16px 25px}.home-hero{gap:25px}.hero-world img{min-height:350px}.home-hero h1{font-size:43px}.hero-copy>p{font-size:15px}.skill-catalog{grid-template-columns:repeat(3,1fr)}.activity-card{gap:10px;padding:16px 12px}.activity-card .skill-icon{width:40px;height:40px}.path-card{padding:21px}.path-card h3{font-size:20px}.classroom-banner{gap:35px;padding:35px}.try-math{padding:35px 40px;gap:35px}.family-note{gap:35px;padding:25px}}
@media(max-width:700px){header{padding:15px 18px;gap:15px}.brand{font-size:20px}nav{gap:17px!important}.head-actions button{font-size:11px}.home-hero{grid-template-columns:1fr;padding:5px 0 30px;gap:25px}.home-hero h1{font-size:39px;letter-spacing:-1.9px}.hero-copy>p{font-size:15px}.hero-world img{min-height:0;border-radius:25px 65px 25px 25px;border-width:5px}.world-label{padding:12px 15px;left:15px;bottom:4px}.world-label strong{font-size:11px}.world-label small{font-size:9px}.hero-benefits{font-size:9px}.home-hero .actions{margin:22px 0}.learning-welcome{padding:23px;display:block;margin-top:0}.learning-welcome h2{font-size:24px}.welcome-stats{margin-top:20px;justify-content:space-between;gap:10px;border-top:1px solid #dae3ef;padding-top:15px}.path-grid{grid-template-columns:1fr;gap:15px}.path-card p{min-height:0;max-width:none}.path-card h3{margin-top:13px}.path-card .skill-icon{width:45px;height:45px;padding:9px}.activity-grid{grid-template-columns:1fr;gap:12px}.activity-card{padding:18px;gap:18px}.activity-card h3{font-size:17px}.activity-card p{font-size:12px}.try-math{grid-template-columns:1fr;padding:28px 20px;margin:38px 0;gap:20px}.try-math h2{font-size:32px}.sample-card{padding:20px}.classroom-banner{grid-template-columns:1fr;padding:28px 22px;gap:25px;margin:35px 0}.classroom-banner h2{font-size:31px}.classroom-art{transform:none;padding:16px}.mini-video{height:88px}.family-note{grid-template-columns:1fr;gap:25px;padding:15px 5px}.family-note h2{font-size:29px}.parent-preview{padding:24px}.section-head{flex-wrap:wrap;margin-top:35px}.section-head h2{font-size:28px}.library-heading h1{font-size:37px}.skill-catalog{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.catalog-card{padding:14px}.catalog-top{align-items:start;flex-direction:column;gap:6px}.catalog-card h3{font-size:15px;min-height:36px}.catalog-card p{min-height:42px}.catalog-card button{font-size:10px;padding:9px 5px}.subject-tabs{gap:6px}.subject-tabs button{min-width:0;flex:1;padding:10px 8px;font-size:12px}.library-extras{gap:10px}.library-extras a{padding:16px;font-size:12px}.flowerbed{padding:20px;min-height:250px}.flowerbed svg{width:65px;height:110px}.library-heading p{font-size:14px}.hero-world{max-width:600px}main{padding:25px 20px 55px}footer{padding:25px 20px}.hero-copy .eyebrow{font-size:8px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}@media print{header,footer,.tabs,button,.banner,.skip{display:none!important}main{max-width:none;padding:0}.scroll{overflow:visible}.card{break-inside:avoid;box-shadow:none}body{background:#fff;color:#000}}
nav a[aria-current=page]{color:#2857b3;border-bottom:2px solid #2857b3}.sample-options button:focus-visible,.catalog-card button:focus-visible{outline:3px solid #d79724;outline-offset:3px}

/* Companion identity: values mirrored from native Palette / SectionTheme. */
:root{--app-ink:#212e57;--app-blue:#1f54cc;--app-purple:#6e38b8;--app-green:#1a6b4a;--app-background:#f2f7ff;--app-navigation:#d6e8fc;--app-sky:#cce8ff;--app-lavender:#e6d6ff;--app-mint:#cff5d9;--app-sunshine:#ffe887;--app-coral:#ffd4cc;--paper:var(--app-background);--ink:var(--app-ink);--brand:var(--app-blue);--green:var(--app-blue);--purple:var(--app-purple);--mint:var(--app-mint);--lavender:var(--app-lavender)}
body,h1,h2,h3,.brand,button{font-family:ui-rounded,'SF Pro Rounded','Avenir Next',system-ui,sans-serif}h1,h2{letter-spacing:-.035em}header,footer{background:var(--app-navigation)}header .brand small{color:var(--app-blue)}.home-hero h1 span,.text-link,.welcome-stats b,nav a[aria-current=page]{color:var(--app-blue)}nav a[aria-current=page]{border-color:var(--app-blue)}.primary-cta{background:var(--app-blue);border-color:#1942b0}.hero-world img{border-color:var(--app-sky);border-radius:32px}.learning-welcome{background:#e5efff;border-color:#c9dcf5}.path-card{background:var(--app-sky);border-color:#b8d7f4}.path-card .skill-icon{color:var(--app-blue)}.division-path{background:var(--app-lavender);border-color:#d1b8f1}.division-path .skill-icon{color:var(--app-purple)}.garden-path{background:var(--app-mint);border-color:#b3e5c1}.garden-path .skill-icon{color:var(--app-green)}.try-math{background:#fff3bd}.activity-card .skill-icon{background:var(--app-sunshine);color:#765500}.activity-card:nth-child(2) .skill-icon{background:var(--app-lavender);color:var(--app-purple)}.activity-card:nth-child(3) .skill-icon{background:var(--app-coral);color:#953f31}.classroom-banner{background:#172538}.classroom-art{background:#23344c}.table-number{background:var(--app-sky);color:var(--app-blue)}.catalog-card button{background:var(--app-sky);color:#1942b0}.card,.path-card,.catalog-card,.learning-welcome{border-radius:24px}.head-actions button,.subject-tabs button,.tabs button{border-radius:999px}.head-actions .outline{color:var(--app-purple);border-color:#c6abe9}.practice .question{color:var(--app-blue)}main[data-subject=division]{--green:var(--app-purple)}main[data-subject=division] .question{color:var(--app-purple)}main[data-subject=division] .choices button{background:var(--app-lavender);color:#522697}.room .question{color:#f2f6ff}